v2.3.0.11

EARNINGS PER SHARE AND TREASURY STOCK TRANSACTIONS (Details 3) (USD $) In Thousands	9 Months Ended
	Aug. 27, 2011
Stock Repurchase Program [Line Items]
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 215,519
Stock Repurchase Program, Authorized Amount	$ 250,000

X

- Definition

Stock Repurchase Program [Line Items]

+ Details

Name:	clc_StockRepurchaseProgramLineItems
Namespace Prefix:	clc
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount authorized by an entity's Board of Directors under a stock repurchase plan.

+ Details

Name:	us-gaap_StockRepurchaseProgramAuthorizedAmount
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The remaining repurchase amount authorized by an entity's Board of Directors under a stock repurchase plan.

+ Details

Name:	us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration